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Question: Answered & Verified by Expert
The number of significant figures in the numbers $4.8000 \times 10^{4}$ and $48000.50$ are respectively
PhysicsMathematics in PhysicsKCETKCET 2009
Options:
  • A 5 and 6
  • B 5 and 7
  • C 2 and 7
  • D 2 and 6
Solution:
2231 Upvotes Verified Answer
The correct answer is: 5 and 7
The number of significant figures in $4.8000 \times 10^{4}$ is 5 (zeros on right after decimal are counted while zeros in powers of 10 are not counted).
The number of significant figures in $48000.50$ is 7 (all the zeros between two non-zero digits are significant).

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